A branch of Biology that involves the scientific study of plant life. This subreddit functions as both a place to discuss past, present, and future botanical research, as well as a hub for all other botanical subreddits.

Gymnosporangium rust. This is the telial stage which makes telialspores, which make basidiospores, which infect apples/quince/hawthorn. There are three species and they all looks really similar. They call it cedar-apple rust because you see it on junipers.